Finding the Fourth Proportional to 1,012,167,697.24, 1,518,318,163.98 and 265,201,759.69
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Solution
The fourth proportional to 1,012,167,697.24, 1,518,318,163.98 and 265,201,759.69 is: 397,820,094.39
Step by Step Solution
- Step 1: Write the proportion equation
1,012,167,697.24 : 1,518,318,163.98 = 265,201,759.69 : x - Step 2: Convert to fraction form
1,012,167,697.24/1,518,318,163.98 = 265,201,759.69/x - Step 3: Cross multiply
1,012,167,697.24x = 1,518,318,163.98 × 265,201,759.69 - Step 4: Simplify right side
1,012,167,697.24x = 402,660,648,856,785,984 - Step 5: Solve for x
x = 402,660,648,856,785,984/1,012,167,697.24 - Step 6: Final answer
x = 397,820,094.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.